4252906 has 12 divisors (see below), whose sum is σ = 7421058. Its totient is φ = 1822632.

The previous prime is 4252901. The next prime is 4252933. The reversal of 4252906 is 6092524.

It can be written as a sum of positive squares in only one way, i.e., 2752281 + 1500625 = 1659^2 + 1225^2 .

It is not an unprimeable number, because it can be changed into a prime (4252901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21601 + ... + 21796.

Almost surely, 2^4252906 is an apocalyptic number.

4252906 is a deficient number, since it is larger than the sum of its proper divisors (3168152).

4252906 is a wasteful number, since it uses less digits than its factorization.

4252906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43413 (or 43406 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4252906 is about 2062.2575008956. The cubic root of 4252906 is about 162.0175005226.

The spelling of 4252906 in words is "four million, two hundred fifty-two thousand, nine hundred six".